Datasheet Summary
Features n High Efficiency: Up to 92% n 2-Phase Control Reduces Output Voltage Ripple n 5V at 2A from 3.3V Input n 3.3V at 1.5A from 1.8V Input n 1.6V to 5.25V Adjustable Output Voltage n 1.6V to 4.5V Input Range n Internal Soft-Start Operation n Low Shutdown Current: <1μA n Uses Small Surface Mount ponents n 10-Pin 3mm × 3mm DFN Package
APPLICATIONS n Networking Equipment n Handheld Instruments n Digital Cameras n Distributed Power n Local 3.3V to 5V Conversion
4A, 2MHz Dual Phase Step-Up DC/DC Converter in 3mm × 3mm DFN DESCRIPTION
The LTC®3428 is a 2-phase, current mode boost converter, capable of supplying 2A at 5V from a 3.3V input. Two 93mΩ, 2A N-channel MOSFET switches...